* {
	margin: 0px;
	padding: 0px;
}
#all {
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
}
#head {
	height: 100px;
	background-color: #0099CC;
}

#main {
	height: 200px;
}
#bottom {
	height: 100px;
}
